Bullet: 300 gr
AF
(Swift)
Diameter: 0.429"
Powder: IMR 3031 (Improved Military Rifle)
Starting Powder: 44.9 gr
Max Powder: 48.8 gr
Primer: REM 9½
Case: REM
Trim Length: 2.215"
Cartridge Overall Length: 2.620"
Starting Velocity: 1,859
Starting Pressure: 35,600
Max Velocity: 2,004
Max Pressure: 40,100 CUP
Compressed
Barrel: 24" with 1:38" twist.
Source: https://www.hodgdonreloading.com/
Printed from Shooter's Reference on 11/21/2024: